单选题ote the following structures in your database server: 1:Extents 2:OS Blocks 3:Tablespace  4:Segments  5:Oracle Data Block  Which option has the correct arrangement of these structures from the smallest to the largest()A 2, 5, 1, 4, 3B 1, 2, 3, 4, 5C 5,

题目
单选题
ote the following structures in your database server: 1:Extents 2:OS Blocks 3:Tablespace  4:Segments  5:Oracle Data Block  Which option has the correct arrangement of these structures from the smallest to the largest()
A

2, 5, 1, 4, 3

B

1, 2, 3, 4, 5

C

5, 2, 1, 3, 4

D

2, 1, 5, 4, 3


相似考题
更多“单选题ote the following structures in your database server: 1:Extents 2:OS Blocks 3:Tablespace  4:Segments  5:Oracle Data Block  Which option has the correct arrangement of these structures from the smallest to the largest()A 2, 5, 1, 4, 3B 1, 2, 3, 4, 5C 5,”相关问题
  • 第1题:

    Note the following structures in your database server: 1.Extents 2.OS Blocks 3.Tablespace 4.Segments 5.Oracle Data Block Which option has the correct arrangement of these structures from the smallest to the largest()

    • A、2,5,1,4,3
    • B、1,2,3,4,5
    • C、5,2,1,3,4
    • D、2,1,5,4,3

    正确答案:A

  • 第2题:

    数据库服务器的下面结构中1.Extents 2.OSBlocks 3.Tablespace 4.Segments 5.Oracle Data Block有关从小到大的顺序,以下那个描述是正确的?()

    • A、2,5,1,4,3
    • B、5,2,1,3,4
    • C、2,1,5,4,3
    • D、1,2,3,4,5

    正确答案:A

  • 第3题:

    Your production database is running in archivelog mode and you are using recovery manager (RMAN) with recovery catalog to perform the database backup at regular intervals. When you attempt to restart the database instance after a regular maintenance task on Sunday, the database fails to open displaying the message that the data file belonging to the users tablespace are corrupted.   The steps to recover the damaged data files are follows:   1. Mount the database  2. Open the database  3. Recover the data file  4. Restore the data file  5. Make the data file offline  6. Make the data file online   Which option identifies the correct sequence that you must use to recover the data files?()

    • A、 2,4,3
    • B、 1,4,3,2
    • C、 2,5,4,3,6
    • D、 5,2,4,3,6
    • E、 1,5,4,3,6,2

    正确答案:E

  • 第4题:

    You used the IMMEDIATE option to shut down your database instance. Consider the steps that  mayoccur when a database instance is started and database is opened:  1:SGA is allocated.  2:Control file is read.  3:Redo log files are opened.  4:Instance recovery is started.  5:Background processes are started.  6:Data file headers are checked for consistency.  7:Server parameter file or the initialization parameter file is read.  Which option has the correct order in which these steps occur()

    • A、7,1,5,2,3,6,4
    • B、1,5,7,2,3,6;step 4 is not required
    • C、7,1,5,2,3,6;step 4 is not required
    • D、1,2,3,5,6,4;step 7 is not required

    正确答案:C

  • 第5题:

    Note the following functionalities of various background processes:  1:Record the checkpoint information in data file headers. CKPT  2:Perform recovery at instance startup. SMON  3:Cleanup unused temporary segments. SMON  4:Free the resources used by a user process when it fails.  5:Dynamically register database services with listeners.  6:Monitor sessions for idle session timeout.  Which option has the correct functionalities listed for a background process()

    • A、Archiver Process (ARCn):1, 2,5
    • B、System Monitor Process (SMON):1,4,5
    • C、Process Monitor Process (PMON):4,5,6
    • D、Database Writer Process (DBWn):1,3,4

    正确答案:C

  • 第6题:

    You have issued a SHUTDOWN ABORT command to bring down your database instance. Consider the stepsthat will be performed later when you open the database: 1. SGA is allocated. 2. Control file is read. 3. Redo log files are read. 4. Instance recovery is started. 5. Background processes are started. 6. Data files are checked for consistency. 7. Server parameter file or the initialization parameter file is read.  Which option has the correct order in which these steps occur()

    • A、7, 1, 5, 2, 3, 6, 4
    • B、1, 2, 3,7, 5, 6, 4
    • C、7, 1, 4, 5, 2, 3, 6
    • D、1, 7, 5, 4, 2, 3, 6

    正确答案:A

  • 第7题:

    Note the following functionalities of various background processes: 1. Record the checkpoint information in data file headers. 2. Perform recovery at instance startup. 3. Cleanup unused temporary segments. 4. Free the resources used by a user process when it fails. 5. Dynamically register database services with listeners. 6. Monitor sessions for idle session timeout. Which option has the correct functionalities listed for a background process()

    • A、Archiver Process (ARCn): 1, 2, 5
    • B、System Monitor Process (SMON): 1, 4, 5
    • C、Process Monitor Process (PMON): 4, 5, 6
    • D、Database Writer Process (DBWn): 1, 3, 4

    正确答案:C

  • 第8题:

    单选题
    Note the following structures in your database server: 1.Extents 2.OS Blocks 3.Tablespace 4.Segments 5.Oracle Data Block Which option has the correct arrangement of these structures from the smallest to the largest()
    A

    2,5,1,4,3

    B

    1,2,3,4,5

    C

    5,2,1,3,4

    D

    2,1,5,4,3


    正确答案: D
    解析: 暂无解析

  • 第9题:

    单选题
    You used the IMMEDIATE option to shut down your database instance. Consider the steps that  mayoccur when a database instance is started and database is opened:  1:SGA is allocated.  2:Control file is read.  3:Redo log files are opened.  4:Instance recovery is started.  5:Background processes are started.  6:Data file headers are checked for consistency.  7:Server parameter file or the initialization parameter file is read.  Which option has the correct order in which these steps occur()
    A

    7,1,5,2,3,6,4

    B

    1,5,7,2,3,6;step 4 is not required

    C

    7,1,5,2,3,6;step 4 is not required

    D

    1,2,3,5,6,4;step 7 is not required


    正确答案: B
    解析: 暂无解析

  • 第10题:

    单选题
    You have issued a SHUTDOWN ABORT command to bring down your database instance. Consider the stepsthat will be performed later when you open the database: 1. SGA is allocated. 2. Control file is read. 3. Redo log files are read. 4. Instance recovery is started. 5. Background processes are started. 6. Data files are checked for consistency. 7. Server parameter file or the initialization parameter file is read.  Which option has the correct order in which these steps occur()
    A

    7, 1, 5, 2, 3, 6, 4

    B

    1, 2, 3,7, 5, 6, 4

    C

    7, 1, 4, 5, 2, 3, 6

    D

    1, 7, 5, 4, 2, 3, 6


    正确答案: B
    解析: 暂无解析

  • 第11题:

    单选题
    You used the IMMEDIATE option to shut down your database instance. Consider the steps that may occurwhen a database instance is started and database is opened: 1. SGA is allocated. 2. Control file is read. 3. Redo log files are opened.4. Instance recovery is started. 5. Background processes are started. 6. Data file headers are checked for consistency. 7. Server parameter file or the initialization parameter file is read.  Which option has the correct order in which these steps occur()
    A

    7, 1, 5, 2, 3, 6, 4

    B

    1, 5, 7, 2, 3, 6; step 4 is not required

    C

    7, 1, 5, 2, 3, 6; step 4 is not requiredThis document was downloaded from =>> http://www.amaderforum.com

    D

    1, 2, 3, 5, 6, 4; step 7 is not required


    正确答案: C
    解析: 暂无解析

  • 第12题:

    单选题
    You used the IMMEDIATE option to shut down your database instance. Consider the steps that may occurwhen a database instance is started and database is opened: 1. SGA is allocated. 2. Control file is read. 3. Redo log files are opened.4. Instance recovery is started. 5. Background processes are started. 6. Data file headers are checked for consistency. 7. Server parameter file or the initialization parameter file is read.  Which option has the correct order in which these steps occur()
    A

    7, 1, 5, 2, 3, 6, 4

    B

    1, 5, 7, 2, 3, 6; step 4 is not required

    C

    7, 1, 5, 2, 3, 6; step 4 is not requiredThis document was downloaded from =>> http://www.amaderforum.com

    D

    1, 2, 3, 5, 6, 4; step 7 is not required


    正确答案: B
    解析: 暂无解析

  • 第13题:

    ote the following structures in your database server: 1:Extents 2:OS Blocks 3:Tablespace  4:Segments  5:Oracle Data Block  Which option has the correct arrangement of these structures from the smallest to the largest()

    • A、2, 5, 1, 4, 3
    • B、1, 2, 3, 4, 5
    • C、5, 2, 1, 3, 4
    • D、2, 1, 5, 4, 3

    正确答案:A

  • 第14题:

    You have issued a SHUTDOWN ABORT command to bring down your database instance. Considerthe steps that will be performed later when you open the database:  1:SGA is allocated.  2:Control file is read.  3:Redo log files are read.  4:Instance recovery is started.  5:Background processes are started.  6:Data files are checked for consistency.  7:Server parameter file or the initialization parameter file is read. Which option has the correct order in which these steps occur()

    • A、7,1,5,2,3,6,4
    • B、1,2,3,7,5,6,4
    • C、7,1,4,5,2,3,6
    • D、1,7,5,4,2,3,6

    正确答案:A

  • 第15题:

    Your production database is running in archivelog mode and you are using recovery manager (RMAN) with recovery catalog to perform the database backup at regular intervals. When you attempt to restart the database instance after a regular maintenance task on Sunday, the database fails to open displaying the message that the data file belonging to the users tablespace are corrupted. The steps to recover the damaged data files are follows: 1. Mount the database 2. Open the database 3. Recover the data file 4. Restore the data file 5. Make the data file offline 6. Make the data file online Which option identifies the correct sequence that you must use to recover the data files?()

    • A、2,4,3
    • B、1,4,3,2
    • C、2,5,4,3,6
    • D、5,2,4,3,6
    • E、1,5,4,3,6,2

    正确答案:E

  • 第16题:

    Given the following steps, which would be the correct order to create a backup of an Oracle database in NOARCHIVELOG mode?() 1.shutdown immediate from RMAN 2.Log into RMAN 3.startup mount from RMAN 4.backup database 5.alter database open 6.backup database plus archivelog delete input

    • A、2,3,1,4,5
    • B、2,1,3,6,5
    • C、1,3,5,4
    • D、2,1,3,5,6
    • E、2,1,3,4,5

    正确答案:E

  • 第17题:

    In Recovery Manager (RMAN), you are taking image copies of the datafiles of your production database and rolling them forward as regular intervals. You attempt to restart your database instance after a regular maintenance task, you realize that one of the data files that belongs to the USERS tablespace is damaged and you need to recover the datafile by using the image copy. You could perform the following steps to accomplish this:   1) Mount the database  2) Take the data file offline  3) Bring the data file online  4) Use the RMAN SWITCH TO command to switch the image copy  5) Apply the archived redo logs  6) Open the database  7) Use the RMAN RESTORE TO command to switch to the image copy   Which two options illustrate the correct sequence of steps that you could follow?()

    • A、 2, 6, 4, 5, 3
    • B、 1, 2, 4, 5, 3, 6
    • C、 1, 2, 4, 6, 3
    • D、 1, 2, 7, 5, 3, 6

    正确答案:B,D

  • 第18题:

    You used the IMMEDIATE option to shut down your database instance. Consider the steps that may occurwhen a database instance is started and database is opened: 1. SGA is allocated. 2. Control file is read. 3. Redo log files are opened.4. Instance recovery is started. 5. Background processes are started. 6. Data file headers are checked for consistency. 7. Server parameter file or the initialization parameter file is read.  Which option has the correct order in which these steps occur()

    • A、7, 1, 5, 2, 3, 6, 4
    • B、1, 5, 7, 2, 3, 6; step 4 is not required
    • C、7, 1, 5, 2, 3, 6; step 4 is not requiredThis document was downloaded from =>> http://www.amaderforum.com
    • D、1, 2, 3, 5, 6, 4; step 7 is not required

    正确答案:C

  • 第19题:

    单选题
    ote the following structures in your database server: 1:Extents 2:OS Blocks 3:Tablespace  4:Segments  5:Oracle Data Block  Which option has the correct arrangement of these structures from the smallest to the largest()
    A

    2, 5, 1, 4, 3

    B

    1, 2, 3, 4, 5

    C

    5, 2, 1, 3, 4

    D

    2, 1, 5, 4, 3


    正确答案: A
    解析: Oracle存储模型,逻辑结构在左,物理结构在右。  逻辑结构由大到小database-->tablespace-->segment-->extent-->oracle data block 
    1、数据库是由多个表空间组成。  
    2、每个表空间只属于一个数据库,包含一个或多个数据文件,每个数据文件只属于一个表空间, 
    3、每个段包括一个或多个extents区  
    4、extent(区),由相邻的数据块的组成。 
    5、块BLOCK:是数据库中最小的I/O单元,db_block_size

  • 第20题:

    单选题
    数据库服务器的下面结构中1.Extents 2.OSBlocks 3.Tablespace 4.Segments 5.Oracle Data Block有关从小到大的顺序,以下那个描述是正确的?()
    A

    2,5,1,4,3

    B

    5,2,1,3,4

    C

    2,1,5,4,3

    D

    1,2,3,4,5


    正确答案: A
    解析: 暂无解析

  • 第21题:

    单选题
    Your production database is running in archivelog mode and you are using recovery manager (RMAN) with recovery catalog to perform the database backup at regular intervals. When you attempt to restart the database instance after a regular maintenance task on Sunday, the database fails to open displaying the message that the data file belonging to the users tablespace are corrupted.   The steps to recover the damaged data files are follows:   1. Mount the database  2. Open the database  3. Recover the data file  4. Restore the data file  5. Make the data file offline  6. Make the data file online   Which option identifies the correct sequence that you must use to recover the data files?()
    A

     2,4,3

    B

     1,4,3,2

    C

     2,5,4,3,6

    D

     5,2,4,3,6

    E

     1,5,4,3,6,2


    正确答案: E
    解析: 暂无解析

  • 第22题:

    单选题
    Note the following structures in your database server: 1.Extents 2.OS Blocks 3.Tablespace 4.Segments 5.Oracle Data Block Which option has the correct arrangement of these structures from the smallest to the largest()
    A

    2,5,1,4,3

    B

    1,2,3,4,5

    C

    5,2,1,3,4

    D

    2,1,5,4,3


    正确答案: C
    解析: 暂无解析

  • 第23题:

    单选题
    You are using Recovery Manager (RMAN) with a recovery catalog to back up your production database. The backups and the archived redo log files are copied to a tape drive on a daily basis. Because of media failure, you lost your production database completely along with the recovery catalog database. You want to recover the target database and make it functional. You consider performing the following steps to accomplish the task:   1) Restore an autobackup of the server parameter file. 2) Restore the control file  3) Start the target database instance  4) Mount the database  5) Restore the data files  6) Open the database with RESETLOGS option  7) Recover the data files  8) Set DBID for the target database   Which option illustrates the correct sequence that you must use?()
    A

     8, 1, 3, 2, 4, 5, 7, 6

    B

     1, 8, 3, 4, 2, 5, 7, 6

    C

     1, 3, 4, 2, 8, 5, 6, 7

    D

     1, 3, 2, 4, 6, 5, 7, 8


    正确答案: D
    解析: 暂无解析

  • 第24题:

    单选题
    You have issued a SHUTDOWN ABORT command to bring down your database instance. Considerthe steps that will be performed later when you open the database:  1:SGA is allocated.  2:Control file is read.  3:Redo log files are read.  4:Instance recovery is started.  5:Background processes are started.  6:Data files are checked for consistency.  7:Server parameter file or the initialization parameter file is read. Which option has the correct order in which these steps occur()
    A

    7,1,5,2,3,6,4

    B

    1,2,3,7,5,6,4

    C

    7,1,4,5,2,3,6

    D

    1,7,5,4,2,3,6


    正确答案: D
    解析: 暂无解析